Hubble constant
= Hubble constant
{c}
{title2=$H_0$}
The Hubble constant is the present value $H_0$ of the <Hubble parameter>. It sets the local proportionality between recession velocity and distance in the <Hubble law>.
= Hubble constant
{c}
{title2=$H_0$}
The Hubble constant is the present value $H_0$ of the <Hubble parameter>. It sets the local proportionality between recession velocity and distance in the <Hubble law>.